Who directed 'Alien' (1979)?

Who directed 'Inception' (2010)? Who directed 'Citizen Kane' (1941)? Who directed 'Back to the Future' (1985)? Who directed 'E.T. the Extra-Terrestrial' (1982)? Who directed 'The Terminator' (1984)? Who directed 'Fargo' (1996)? Who directed 'Schindler's List' (1993)? Who directed 'Get Out' (2017)?